CN214818093U - Accurate positioning assembly frock of portable front end frame - Google Patents
Accurate positioning assembly frock of portable front end frame Download PDFInfo
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- CN214818093U CN214818093U CN202022905662.7U CN202022905662U CN214818093U CN 214818093 U CN214818093 U CN 214818093U CN 202022905662 U CN202022905662 U CN 202022905662U CN 214818093 U CN214818093 U CN 214818093U
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- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 3
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- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 claims description 3
- 229920001778 nylon Polymers 0.000 claims description 3
- 230000001360 synchronised effect Effects 0.000 claims description 2
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Abstract
The utility model discloses a movable front end frame accurate positioning assembly tool, wherein, a supporting frame is fixed on a tool base through a tool stand, a tool body and a four-bar slider fixing mechanism are fixed at the front end of the supporting frame, the four-bar slider fixing mechanism presses the front end frame to the tool body from top to bottom, and the front end frame is clamped through a clamp mechanism arranged below the tool body; in the adjusting and positioning assembly, a vertical adjusting mechanism is installed on a tool vertical frame and connected with a supporting frame, a centering connecting rod mechanism is installed on the front of a tool body, fender positioning sliding blocks and fender positioning pins are symmetrically installed at two ends of the centering connecting rod mechanism, the middle connecting rod mechanism drives the fender positioning sliding blocks and the fender positioning pins on two sides to move synchronously, and two longitudinal beam positioning pins are symmetrically installed on two sides below the front end of the tool body. The utility model discloses can realize that the front end frame dress transfers in step, make the front end frame as the reference location guaranteed the assembly position of follow-up spare part.
Description
Technical Field
The utility model belongs to the technical field of automobile body part assistance-localization real-time assembly frock, concretely relates to accurate positioning assembly frock of portable front end frame.
Background
In the whole automobile assembling process, appearance parts on an automobile body, such as a headlamp, a front bumper mask, a front grille and the like, are directly or indirectly fixedly assembled on a front end frame of the automobile body and serve as a positioning reference of the front end part of the automobile, the front end frame of the automobile body plays a crucial role, once the front end frame is assembled and deviated, the assembly position of subsequent parts is directly influenced, the problems of incapability of assembling, difficult adjustment and the like can also be caused, even parts are damaged, the appearance of the front end part is not added, and the whole automobile assembling quality is influenced, so that the front end frame of the automobile body needs to be accurately positioned in order to ensure that the visual effect of the relative position of the appearance part assembly is optimal; in addition, in the process of positioning and assembling the front end frame of the vehicle body, the influence caused by the deviation of the vehicle body needs to be dealt with, theoretical centering cannot be carried out, and the actual condition needs to be combined to meet the positioning requirement; therefore, in the process of designing the assembly tooling of the front end frame, the positioning requirements of the front end frame in the X, Y, Z three directions are considered, and the influence of vehicle body deviation is weakened to correspond to the change point of the front end frame.
The existing front-end frame assembly is generally adjusted manually by operators, and the existing front-end frame assembly is lack of accurate positioning of X, Y, Z pairs in three directions and cannot judge whether a workpiece is installed and adjusted in place; and before assembly of the subsequent front bumper face cover and the front grille, the assembly effect cannot be judged, and once the deviation is found, a large amount of time and manpower are spent for disassembly and assembly adjustment, so that the cost is increased.
In addition, in the prior art scheme that the front end frame assembly of vehicle assists the utensil, through will treat that the front end frame work piece location of installing installs on the assembly fixture after, when installing the work piece to the automobile body front end again through the assembly fixture, need carry out secondary positioning adjustment to the work piece, make assembly efficiency lower, and the assembly fixture among the prior art all does not consider the negative effects that the automobile body deviation brought, size fluctuation that can't adapt to automobile body Y direction adjusts, so can't guarantee the front end frame assembly placed in the middle relatively, make whole car assembly quality descend.
Disclosure of Invention
To the defect that exists among the above-mentioned prior art, the utility model discloses an accurate location assembly fixture of portable front end frame realizes that the front end frame dress transfers in step for the front end frame has guaranteed the assembly position of follow-up spare part as the benchmark location, reduces the dress of outward appearance piece by a wide margin and transfers the operation, has guaranteed whole car assembly quality. With the attached drawings, the technical scheme of the utility model is as follows:
a movable front end frame accurate positioning assembly tool is composed of a flexible bearing assembly and an adjusting and positioning assembly;
in the flexible bearing assembly, a supporting frame 11 is fixed on a movable tool base 4 through a tool stand 10, a tool body 1 and a four-bar slider fixing mechanism 2 are respectively fixed at the front end of the supporting frame 11, a clamping device mechanism 3 is installed below the tool body 1, the four-bar slider fixing mechanism 2 is used for attaching and pressing the front end frame to the tool body 1 from top to bottom, and the front end frame is clamped and fixed on the tool body 1 through the clamping device mechanism 3;
among the adjustment locating component, perpendicular adjustment mechanism 5 is installed on frock grudging post 10, and perpendicular adjustment mechanism 5's regulation execution end is connected with braced frame 11, 7 horizontal installations of centering link mechanism are in the 1 front end top intermediate position of frock body, 7 both ends of well link mechanism are symmetrical respectively and are installed fender location slider 6 and fender locating pin 8, fender location slider 6 and the 8 synchronous motion of fender locating pin through 7 drive both sides of well link mechanism, 9 symmetries of two longeron locating pins are installed in 1 front end below both sides of frock body.
Further, the universal wheel is installed to fixture base 4 bottom, realizes fixture base 4 free movement, the universal wheel has locking mechanism, realizes that fixture base 4 removes to fixed locking behind the assigned position.
Further, in the four-bar linkage slider fixing mechanism 2, the head ends of a group of four-bar linkage mechanisms are fixedly mounted on the front vertical surface of the supporting frame 11, the four-bar linkage mechanisms swing up and down relative to the supporting frame 11, the two fixing sliders are fixed at the tail ends of the four-bar linkage mechanisms in a bilateral symmetry manner, and the fixing sliders slide along the vertical direction along with the up-and-down swing of the four-bar linkage mechanisms.
Furthermore, an auxiliary gasket for fine adjustment is arranged between the fixed sliding block and the four-bar linkage.
Furthermore, in the vertical adjusting mechanism 5, the rotating shaft of the rotating hand wheel is horizontally arranged, the rotating hand wheel is coaxially connected with a first bevel gear, the first bevel gear is vertically meshed with a second bevel gear, the second bevel gear is connected with a ball screw in a matching manner to form a ball screw module, and the tail end of the ball screw is fixedly connected with the supporting frame 11.
Further, the centering linkage mechanism 7 is composed of a centering rotary connecting rod 12, a centering rocker 13 and a centering sliding rod 14;
the middle part of the centering rotary connecting rod 12 is rotatably installed in the middle of the tool body 1, the two centering rocking rods 13 are bilaterally symmetrically arranged on two sides of the centering rotary connecting rod 12, one ends of the two centering rocking rods 13 are respectively hinged with two ends of the centering rotary connecting rod 12, the other ends of the two centering rocking rods 13 are respectively hinged with one end of a centering sliding rod 14, the centering sliding rod 14 is horizontally arranged, and the two centering sliding rods 14 are respectively slidably installed in sliding grooves formed in two sides of the front end of the tool body 1;
under the rotating push-pull of the centering rotary connecting rod 12, the centering sliding rods 14 on the two sides synchronously and symmetrically slide along the horizontal direction.
Further, the four-bar linkage mechanism, the fixture base 4, the fixture stand 10, the support frame 11, the vertical adjustment mechanism 5 and the centering bar linkage mechanism 7 in the fixture body 1 and the four-bar linkage slider fixing mechanism 2 are all made of hollow pipes made of aluminum or carbon fiber.
Furthermore, an auxiliary gasket for fine adjustment is arranged between the fender positioning slide block 6 and the end part of the centering link mechanism 7.
Further, the fender locating pin 8 is fixed at the end of the middle connecting rod mechanism 7 through a fender locating pin fixing block, and an auxiliary gasket for fine adjustment is arranged between the fender locating pin fixing block and the end of the middle connecting rod mechanism 7.
Further, the fixed slide block in the four-bar linkage slide block fixing mechanism 2 and the fender positioning slide block 6 are made of nylon materials.
Compared with the prior art, the beneficial effects of the utility model reside in that:
1. portable front end frame accurate positioning assembly frock has taken the mode of installation, and the frock is from taking location structure, can be directly with work piece location to the automobile body on, makes the static stability of work piece push away to the automobile body mounted position, realizes that the front end frame dress transfers in step for the front end frame has guaranteed the mounted position of follow-up spare part as benchmark location, need not secondary location adjustment, reduces the dress of outward appearance piece by a wide margin and transfers the operation, has promoted assembly efficiency, has guaranteed whole car assembly quality.
2. The utility model discloses a portable front end frame accurate positioning assembly frock, to the work piece in X to the adjustment, the top is adjusted through fender hole site, location slider and auxiliary shim, the below is with the locating surface and paste tight longeron end plate to be equipped with auxiliary shim and adjust, make the work piece relatively stable in X to, be difficult for producing the deviation; the Y-direction adjustment of the workpiece is realized through the centering connecting rod mechanism, the positioning reference is selected in the process hole of the fender, the Y-direction positioning hole distance fluctuates within the tolerance range due to deviation caused by vehicle body parts, the centering connecting rod mechanism can weaken the influence of the vehicle body, and the centering of the Y-direction relative position within the tolerance range is realized; to the adjustment of work piece in Z to being equipped with the lead screw structure and the below locating pin of rotatory hand wheel through the rear to it adjusts to be equipped with supplementary gasket, makes the work piece relatively stable in Z to be difficult for producing the deviation.
Drawings
Fig. 1 is the utility model discloses a three-dimensional structure schematic diagram of accurate location assembly fixture of portable front end frame.
In the figure:
1-a tool body, 2-a four-bar linkage slide block fixing mechanism, 3-a clamper,
4-a tool base, 5-a vertical adjusting mechanism, 6-a fender positioning slide block,
7-centering connecting rod mechanism, 8-fender positioning pin and 9-longitudinal beam positioning pin.
10-a tool vertical frame, 11-a supporting frame, 12-a centering rotating connecting rod,
13-centering rocker and 14-centering sliding rod.
Detailed Description
For clear and complete description of the technical solution and the specific working process of the present invention, the following embodiments are provided in conjunction with the accompanying drawings of the specification:
in the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
In the present application, unless expressly stated or limited otherwise, the first feature may be directly on or directly under the second feature or indirectly via intermediate members. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.
In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples and features of different embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction.
This embodiment discloses accurate location assembly fixture of portable front end frame, as shown in fig. 1, assembly fixture includes: the flexible bearing assembly and the adjusting and positioning assembly;
the flexible carrier assembly comprises: the tool comprises a tool body 1, a four-connecting-rod sliding block fixing mechanism 2, a clamping device mechanism 3, a tool base 4, a tool stand 10 and a supporting frame 11;
universal wheels are respectively installed at four corners of the bottom of the tooling base 4, so that the tooling base 4 can freely move as required, each universal wheel is provided with a locking mechanism, and after the tooling base 4 moves to a specified position, the tooling base is locked through the locking mechanisms, so that the relative fixation of the positions is realized; the tool vertical frame 10 is vertically fixed on the rear side above the tool base 4; the supporting frame 11 is mounted on the front vertical surface of the tooling vertical frame 10 in a vertically movable manner;
the four-bar linkage slider fixing mechanism 2 is arranged above the front vertical surface of the supporting frame 11, in the four-bar linkage slider fixing mechanism 2, the head ends of a group of four-bar linkage mechanisms are fixedly arranged on a connecting steel plate welded on the front vertical surface of the supporting frame 11 through threaded connectors, the four-bar linkage mechanisms swing up and down relative to the supporting frame 11, two fixing sliders are arranged in bilateral symmetry and fixed at the tail ends of the four-bar linkage mechanisms, the fixing sliders slide along the Z direction (vertical up and down direction) along with the up and down swing of the four-bar linkage mechanisms, and auxiliary gaskets for finely adjusting the relative positions of the structures are arranged between the fixing sliders and the four-bar linkage mechanisms;
the tool body 1 is fixedly arranged at the front end of the supporting frame 11; the two clamping device mechanisms 3 are arranged on the left side and the right side below the tool body 1 in a bilateral symmetry manner, and a front end frame positioning pin is arranged at the lower end of the tool body 1;
the adjusting and positioning assembly comprises: the device comprises a vertical adjusting mechanism 5, a fender positioning slide block 6, a centering connecting rod mechanism 7, a fender positioning pin 8 and a longitudinal beam positioning pin 9;
the vertical adjusting mechanism 5 is arranged on the tooling vertical frame 10, the motion output end of the vertical adjusting mechanism 5 is fixedly connected with the supporting frame 11, wherein, in the vertical adjusting mechanism 5, the rotating shaft of the rotating hand wheel is horizontally arranged, the rotating hand wheel is coaxially connected with a first bevel gear, the first bevel gear is vertically arranged and meshed with a second bevel gear, the second bevel gear is matched and connected with a ball screw to form a ball screw module, the rotation of the rotating hand wheel drives the first bevel gear to drive the second bevel gear to rotate, and converts the rotation motion with the axial direction as the horizontal direction into the rotation motion with the axial direction as the vertical direction, the rotation of the second bevel gear drives the ball screw to move, and converts the rotation motion with the axial direction as the vertical direction into the linear motion with the vertical direction, namely, the support frame moves linearly in the Z direction, so that the height position of the support frame 11 in the Z direction is adjusted;
the centering connecting rod mechanism 7 is horizontally arranged above the front end of the tool body 1, and the centering connecting rod mechanism 7 consists of a centering rotary connecting rod 12, a centering rocker 13 and a centering sliding rod 14; the middle part of the centering rotary connecting rod 12 is rotatably installed in the middle of the tool body 1, the two centering rocking rods 13 are bilaterally symmetrically arranged on two sides of the centering rotary connecting rod 12, one ends of the two centering rocking rods 13 are respectively hinged with two ends of the centering rotary connecting rod 12, the other ends of the two centering rocking rods 13 are respectively hinged with one end of a centering sliding rod 14, the centering sliding rod 14 is horizontally arranged, and the two centering sliding rods 14 are respectively slidably installed in sliding grooves formed in two sides of the front end of the tool body 1; under the rotating push-pull of the centering rotary connecting rod 12, the centering sliding rods 14 on the two sides synchronously and symmetrically slide along the horizontal direction;
the two fender positioning sliding blocks 6 are respectively and symmetrically arranged at the bottom positions of the other ends of the two centering sliding rods 14, and an auxiliary gasket for finely adjusting the relative position of the structure is arranged between the fender positioning sliding blocks 6 and the centering sliding rods 14; the two fender positioning pins 8 are respectively and symmetrically arranged at the other ends of the two centering slide bars 14, the pin heads of the fender positioning pins 8 are arranged downwards vertically, the fender positioning pins 8 are fixedly arranged at the end parts of the centering slide bars 14 through fender positioning pin fixing blocks, and auxiliary gaskets for finely adjusting the relative positions of the structures are arranged between the fender positioning pin fixing blocks and the centering slide bars 14;
the two longitudinal beam positioning pins 9 are symmetrically arranged and installed on the left side and the right side below the front end of the tool body 1, the axial direction of the longitudinal beam positioning pins 9 is arranged along the horizontal direction, the longitudinal beam positioning pins 9 are fixedly installed on the tool body 1 through longitudinal beam positioning pin fixing blocks, and auxiliary gaskets for finely adjusting the relative positions of the structures are arranged in the horizontal front-back (X direction) direction and the vertical (Z direction) direction between the longitudinal beam positioning pin fixing blocks and the tool body 1;
in the assembly tool, the four-bar mechanism in the tool body 1 and the four-bar slider fixing mechanism 2, the tool base 4, the tool stand 10, the support frame 11, the vertical adjusting mechanism 5 and the centering bar mechanism 7 are all made of aluminum or carbon fiber materials which guarantee strength and are lighter in weight, and are formed by adopting a hollow tube structure; fixed slider and fender location slider 6 in the four-bar linkage slider fixed establishment 2 all adopt the nylon material, have effectively reduced the whole weight of frock, reduce operator's manipulation strength, avoid the frock risk of leaning forward under the pre-assembly state.
Design principle and the concrete use of portable front end frame accurate positioning assembly frock as follows:
firstly, pre-installing collision buffers at the left end and the right end of a front end frame, and installing the front end frame on a flexible bearing assembly, wherein a front end frame positioning pin is arranged at the lower end of a tool body 1 and penetrates through a positioning hole below the front end frame, a fixing slide block in a four-bar slide block fixing mechanism 2 slides downwards above the positioning frame, the front end frame is positioned from top to bottom so as to enable the front end frame to be firmly attached to the tool body 1, then the front end frame is firmly clamped and fixed on the tool body 1 through a clamper mechanism 3, and part installation holes formed in the front end frame are all avoided without shielding, so that the relative position of the front end frame and a vehicle body is finally fixed in a pre-assembly posture;
then, a tooling base 4 with universal wheels at the bottom is pushed, an assembly tooling bearing a front end frame is moved to the front of a vehicle body, the vertical adjusting mechanism 5 is manually operated, namely a rotating hand wheel of the vertical adjusting mechanism 5 is manually rotated, and then the vertical adjusting mechanism 5 drives the supporting frame 11 and the tooling body 1 bearing the front end frame to ascend or descend along the Z direction (vertical direction) integrally, so that the bottom surface of the fender positioning slide block 6 just falls onto a fender flanging plane at the front end of the vehicle body, and meanwhile, the front end frame is ensured to meet the Z-direction positioning requirement by penetrating the longitudinal beam positioning pin 9 below the tooling body 1 through a positioning hole formed in the longitudinal beam of the vehicle body.
And finally, continuously pushing the assembly tool to move towards the direction of the vehicle body, so that the fender positioning slide block 6 is attached to the fender and moves towards the direction of the vehicle body along the X direction, meanwhile, pulling the centering rotary connecting rod 12 in the rotary centering connecting rod mechanism 7, sequentially driving the centering rocking rods 13 and the centering sliding rods 14 at two sides to synchronously move through the centering rotary connecting rod 12, so that the fender positioning pin 8 is aligned and inserted into a positioning hole formed in the fender, and at the moment, the assembly positioning of the front end frame in the X direction (horizontal front-back direction) and the Y direction (horizontal left-right direction) is completed.
In the adjusting and positioning process of the front end frame, the thickness of the auxiliary gasket can be adjusted at the corresponding position, so that the relative position can be finely adjusted.
In the Z-direction adjustment process of the front end frame, the rotating hand wheel of the Z-direction adjusting mechanism can adjust the Z-direction positioning height within the range of 20mm, the direction is relatively stable, and deviation is not easy to generate.
The Y-direction adjusting and positioning process of the front end frame is realized through the centering connecting rod mechanism, the positioning datum is a positioning hole formed in the fender, the Y-direction positioning hole distance fluctuates within a tolerance range due to deviation caused by vehicle body parts, the centering connecting rod mechanism can weaken the influence of a vehicle body, and the centering of the Y-direction relative position within the tolerance range is realized.
In the assembling and positioning process of the front end frame, in the technical scheme of the embodiment, the positioning pins are used as positioning means, the fender positioning holes are used as X-direction and Y-direction positioning references above the front end frame, and the longitudinal beam positioning holes are used as Z-direction positioning references below the front end frame, so that the fender is thinner and cannot be used as Z-direction positioning bearing at all, in the assembling process, firstly, the longitudinal beam area below the front end frame is fixed, so that the workpiece body is supported by a vehicle body, then, the upper headlamp bracket area is fixed, and meanwhile, as the left buffer and the right buffer are installed on a tool along with the front end frame, the relative positions of the left buffer and the right buffer are also in a positioning state, and a foundation is provided for ensuring the smooth installation of a subsequent front bumper beam.
Although embodiments of the present invention have been shown and described, it is understood that the above embodiments are exemplary and should not be construed as limiting the present invention, and that variations, modifications, substitutions and alterations can be made to the above embodiments by those of ordinary skill in the art without departing from the scope of the present invention.
The above description of the present invention does not limit the scope of the present invention. Any other corresponding changes and modifications made according to the technical idea of the present invention should be included in the protection scope of the claims of the present invention.
Claims (10)
1. The utility model provides an accurate location assembly fixture of portable front end frame which characterized in that:
the device consists of a flexible bearing component and an adjusting and positioning component;
in the flexible bearing assembly, a supporting frame (11) is fixed on a movable tool base (4) through a tool stand (10), a tool body (1) and a four-connecting-rod sliding block fixing mechanism (2) are respectively fixed at the front end of the supporting frame (11), a clamping device mechanism (3) is installed below the tool body (1), the four-connecting-rod sliding block fixing mechanism (2) is used for attaching and pressing the front end frame to the tool body (1) from top to bottom, and the front end frame is clamped and fixed on the tool body (1) through the clamping device mechanism (3);
among the adjustment positioning subassembly, install on frock grudging post (10) perpendicular adjustment mechanism (5), and the regulation execution end and braced frame (11) of perpendicular adjustment mechanism (5) are connected, centering link mechanism (7) horizontal installation is in frock body (1) front end top intermediate position, fender location slider (6) and fender locating pin (8) are installed to well link mechanism (7) both ends symmetry respectively, fender location slider (6) and fender locating pin (8) synchronous motion through well link mechanism (7) drive both sides, both sides are installed in frock body (1) front end below symmetry for two longeron locating pins (9).
2. The accurate positioning and assembling tool for the movable front end frame of claim 1, wherein:
the universal wheel is installed to fixture base (4) bottom, realizes fixture base (4) free movement, the universal wheel has locking mechanism, realizes that fixture base (4) remove to appointed position after the locking fixed.
3. The accurate positioning and assembling tool for the movable front end frame of claim 1, wherein:
in the four-bar linkage sliding block fixing mechanism (2), the head ends of a group of four-bar linkage mechanisms are fixedly installed on the front vertical surface of a supporting frame (11), the four-bar linkage mechanisms swing up and down relative to the supporting frame (11), the two fixing sliding blocks are fixed at the tail ends of the four-bar linkage mechanisms in bilateral symmetry, and the fixing sliding blocks slide along the vertical direction along with the up-down swing of the four-bar linkage mechanisms.
4. The accurate positioning and assembling tool for the movable front end frame according to claim 3, wherein:
and an auxiliary gasket for fine adjustment is arranged between the fixed sliding block and the four-bar mechanism.
5. The accurate positioning and assembling tool for the movable front end frame of claim 1, wherein:
in the vertical adjusting mechanism (5), the rotating shaft of the rotating hand wheel is horizontally arranged, the rotating hand wheel is coaxially connected with a first bevel gear, the first bevel gear is vertically meshed with a second bevel gear, the second bevel gear is matched and connected with a ball screw to form a ball screw module, and the tail end of the ball screw is fixedly connected with a supporting frame (11).
6. The accurate positioning and assembling tool for the movable front end frame of claim 1, wherein:
the centering connecting rod mechanism (7) consists of a centering rotating connecting rod (12), a centering rocker (13) and a centering sliding rod (14);
the middle part of the centering rotary connecting rod (12) is rotatably installed in the middle position of the tool body (1), the two centering rocking rods (13) are arranged on two sides of the centering rotary connecting rod (12) in a bilateral symmetry mode, one ends of the two centering rocking rods (13) are hinged to two ends of the centering rotary connecting rod (12) respectively, the other ends of the two centering rocking rods (13) are hinged to one end of a centering sliding rod (14) respectively, the centering sliding rod (14) is horizontally arranged, and the two centering sliding rods (14) are installed in sliding chutes formed in two sides of the front end of the tool body (1) in a sliding mode respectively;
under the rotating push-pull of the centering rotary connecting rod (12), the centering sliding rods (14) on the two sides synchronously and symmetrically slide along the horizontal direction.
7. The accurate positioning and assembling tool for the movable front end frame according to any one of claims 1, 2, 3, 5 and 6, wherein the tool comprises:
the four-bar mechanism, the tool base (4), the tool stand (10), the support frame (11), the vertical adjusting mechanism (5) and the centering bar mechanism (7) in the tool body (1) and the four-bar slider fixing mechanism (2) are all made of hollow pipes made of aluminum materials or carbon fiber materials.
8. The accurate positioning and assembling tool for the movable front end frame of claim 1, wherein:
and an auxiliary gasket for fine adjustment is arranged between the fender positioning sliding block (6) and the end part of the centering connecting rod mechanism (7).
9. The accurate positioning and assembling tool for the movable front end frame of claim 1, wherein:
fender locating pin (8) are through fender locating pin fixed block fixed mounting link mechanism (7) tip in, and are equipped with the auxiliary gasket who is used for the fine setting between fender locating pin fixed block and centering link mechanism (7) tip.
10. The accurate positioning and assembling tool for the movable front end frame according to any one of claims 1, 3 and 8, wherein:
the fixed sliding block in the four-connecting-rod sliding block fixing mechanism (2) and the fender positioning sliding block (6) are made of nylon materials.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202022905662.7U CN214818093U (en) | 2020-12-05 | 2020-12-05 | Accurate positioning assembly frock of portable front end frame |
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| CN202022905662.7U CN214818093U (en) | 2020-12-05 | 2020-12-05 | Accurate positioning assembly frock of portable front end frame |
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| CN115009396A (en) * | 2022-06-21 | 2022-09-06 | 中国第一汽车股份有限公司 | Instrument board assembly assembling system |
| CN115415953A (en) * | 2022-10-11 | 2022-12-02 | 宁波金汇精密铸造有限公司 | Tool clamp and tool assembly for hollow workpiece and tool process for hollow workpiece |
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- 2020-12-05 CN CN202022905662.7U patent/CN214818093U/en active Active
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| CN115009396A (en) * | 2022-06-21 | 2022-09-06 | 中国第一汽车股份有限公司 | Instrument board assembly assembling system |
| CN115009396B (en) * | 2022-06-21 | 2023-11-14 | 中国第一汽车股份有限公司 | Instrument board assembly system |
| CN115415953A (en) * | 2022-10-11 | 2022-12-02 | 宁波金汇精密铸造有限公司 | Tool clamp and tool assembly for hollow workpiece and tool process for hollow workpiece |
| CN115570529A (en) * | 2022-11-03 | 2023-01-06 | 广州汽车集团股份有限公司 | Frameless glass vehicle door assembling tool and assembling method of frameless glass vehicle door |
| CN115961336A (en) * | 2022-12-13 | 2023-04-14 | 西安奕斯伟材料科技有限公司 | Single crystal furnace and secondary feeding method |
| CN115961336B (en) * | 2022-12-13 | 2026-02-10 | 西安奕斯伟材料科技股份有限公司 | A single crystal furnace and a secondary feeding method |
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